How To Fix MDG_DT_UI015 - Relationships of type foreign key only can be assigned foreign keys

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_DT_UI - Messages related to the Configuration Workbench UI

• Message number: 015

• Message text: Relationships of type foreign key only can be assigned foreign keys

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_DT_UI015 - Relationships of type foreign key only can be assigned foreign keys ?

  The SAP error message MDG_DT_UI015 indicates that there is an issue with the assignment of relationships in the Master Data Governance (MDG) system. Specifically, this error occurs when you attempt to assign a relationship of type "foreign key" to a data element that is not defined as a foreign key.
  Cause:
  The error typically arises in the following scenarios:
  
  Incorrect Relationship Type: You are trying to create or assign a relationship that is defined as a foreign key, but the target data element is not set up as a foreign key in the data model.
  Data Model Configuration: The data model may not be correctly configured to support the relationships you are trying to establish.
  Inconsistent Data Definitions: There may be inconsistencies in how the data elements and relationships are defined in the MDG data model.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Data Element Definitions:
  
  Verify that the data element you are trying to assign as a foreign key is indeed defined as a foreign key in the data model.
  Ensure that the foreign key relationship is correctly set up in the underlying database tables.
  
  
  
  Review Relationship Configuration:
  
  Go to the MDG data model configuration and check the relationships defined for the relevant data types.
  Ensure that the relationship type you are trying to create is appropriate for the data elements involved.
  
  
  
  Adjust Data Model:
  
  If necessary, modify the data model to ensure that the relationships are correctly defined. This may involve changing the type of the data element or adjusting the relationship settings.
  
  
  
  Testing:
  
  After making the necessary changes, test the relationship assignment again to ensure that the error is resolved.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on configuring foreign key relationships in MDG.
  
  
  
  Related Information:
  
  MDG Data Model: Understanding the structure and configuration of the MDG data model is crucial for managing relationships effectively.
  Foreign Key Relationships: Familiarize yourself with how foreign key relationships work in SAP and the implications of defining them incorrectly.
  SAP Notes and Community: Check SAP Notes for any known issues or patches related to this error message. The SAP Community forums can also be a valuable resource for troubleshooting and solutions shared by other users.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.